Yes, one dancer dances both Odette (the white) and Odile (the black).

the ethereally beautiful white swan Odette embodies sorrow, the non-existent of perfection, the world of ideal (and heaven)

black swan Odile embodies happiness, lust and the realness and attraction of life.
Ballet lovers seeking higher-resolution, full-length legendary version videos will find BiliBili a treature trove—free and ad-free. Watch 2009 production of Royal Ballet featuring Marianela Nunez & Thiago Soares here at Bilibili.